gf_quat_slerp     656 include/gpac/maths.h GF_Vec4 gf_quat_slerp(GF_Vec4 q1, GF_Vec4 q2, Fixed frac);
gf_quat_slerp    2553 src/scenegraph/vrml_smjs.c 	q1 = gf_quat_slerp(q1, q2, FLT2FIX( d));